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OverviewPulleys are simple machines used to lift and move loads. Builders use pulley systems to lift tools or materials. Elevators use pulleys to move up and down. Kids will learn how pulleys make work easier and how they are often part of complex machines. Full Product DetailsAuthor: Kay ManolisPublisher: Bellwether Media Imprint: Blastoff! Readers Dimensions: Width: 17.00cm , Height: 0.80cm , Length: 23.10cm Weight: 0.204kg ISBN: 9781600143243ISBN 10: 1600143245 Pages: 24 Publication Date: 01 August 2009 Recommended Age: From 8 to 9 years Audience: Children/juvenile , Children / Juvenile Format: Hardback Publisher's Status: Active Availability: Awaiting stock ![]() The supplier is currently out of stock of this item. It will be ordered for you and placed on backorder. Once it does come back in stock, we will ship it out for you. Table of ContentsReviewsAuthor InformationTab Content 6Author Website:Countries AvailableAll regions |